| Literature DB >> 2213052 |
P Trend, B D Youl, M D Sanders, R S Kocen, W I McDonald.
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Year: 1990 PMID: 2213052 PMCID: PMC488182 DOI: 10.1136/jnnp.53.8.708-a
Source DB: PubMed Journal: J Neurol Neurosurg Psychiatry ISSN: 0022-3050 Impact factor: 10.154